#include<unistd.h>
#include<stdlib.h>
#include<fcntl.h>
#include<sys/stat.h>
int main(){
	char c;
	int in, out ;
	in =open("file.in",O_RDONLY);
	out=open("file.out",O_WRONLY|O_CREAT);
	while(read(in,&c,1)==1)
		write(out,&c,1);
	exit(0);
}
